Teachers could use the gun besides protecting the children. They could use it to make children behave more than they would. They could torture the school to give them a raise. They can make the kids into their slaves. They could go on a rampage on the school.
Kids could find the gun when the teacher hides it from them. They could use the gun to make the teachers give them better grades. They could shoot their bullies. They could also shoot people they hate. They could go on a rampage on the